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Details
Tu.482
These are not dangerous memory resident parasitic viruses. They hook INT 21h and write themselves to the end of COM files that are executed. They write the ID-word 'Tu' into the middle of the infected file.
"Tu.482" is the harmless virus, it does not manifest itself in any way. "Tu.2500" also hooks INT 9 (keyboard) and when Alt-Ctrl-Del keys are pressed, it may hook INT 8 (timer) and play a tune. It contains the string:
Tumen.,v2.4;(c)1991 |
